Get the core nutrients you need right when your body needs them with the cutting edge ingredients of It Works Vital Core Nutrition. Its Vital Core Nutrition is a whole-food multivitamin that meets your core nutrition needs with essential vitamins and antioxidants and phytonutrients. It provides all that you need throughout the day with controlled-release technology. It improves metabolic support to boost your body’s ability to burn calories. These premium natural sources provide increased amounts of Vitamins A - D - B6 - B12 - C & E.